docs: def get_datas(callback, macs=[], run_flag=RunFlag(), bt_device=''):
          """
          Get data for all ruuvitag sensors or sensors in the MAC's list.
  
          Args:
              callback (func): callback funcion to be called when new data is received
              macs (list): MAC addresses
              run_flag (object): RunFlag object. Function executes while run_flag.running
              bt_device (string): Bluetooth device id
          """
  
          log.info('Get latest data for sensors. Stop with Ctrl+C.')
          log.info('MACs: %s', macs)
  
          for new_data in RuuviTagSensor._get_ruuvitag_datas(macs, None, run_flag, bt_device):
              callback(new_data)